Class: SuperDiff::ObjectInspection::InspectionTreeBuilders::DefaultObject

Inherits:
Base
  • Object
show all
Defined in:
lib/super_diff/object_inspection/inspection_tree_builders/default_object.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.applies_to?(_value) ⇒ Boolean

Returns:

  • (Boolean)


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# File 'lib/super_diff/object_inspection/inspection_tree_builders/default_object.rb', line 5

def self.applies_to?(_value)
  true
end

Instance Method Details

#callObject



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# File 'lib/super_diff/object_inspection/inspection_tree_builders/default_object.rb', line 9

def call
  empty = -> { object.instance_variables.empty? }
  nonempty = -> { !object.instance_variables.empty? }

  InspectionTree.new do
    only_when empty do
      as_lines_when_rendering_to_lines do
        add_text do |object|
          "#<#{object.class.name}:" +
            SuperDiff::Helpers.object_address_for(object) + ">"
        end
      end
    end

    only_when nonempty do
      as_lines_when_rendering_to_lines(collection_bookend: :open) do
        add_text do |object|
          "#<#{object.class.name}:" +
            SuperDiff::Helpers.object_address_for(object)
        end

        when_rendering_to_lines { add_text " {" }
      end

      when_rendering_to_string { add_text " " }

      nested do |object|
        insert_separated_list(object.instance_variables.sort) do |name|
          as_prefix_when_rendering_to_lines { add_text "#{name}=" }

          add_inspection_of object.instance_variable_get(name)
        end
      end

      as_lines_when_rendering_to_lines(collection_bookend: :close) do
        when_rendering_to_lines { add_text "}" }

        add_text ">"
      end
    end
  end
end